Description

This product is 100% Made in the USA! Our gas tubes, gas blocks and even roll pins are all proudly manufactured in the US. All Complete uppers are headspaced prior to shipping and test fired.

Includes:

• BKF M4 Assembled Upper Receiver w/ T-Marks
• Parallax Tactical FFSSR 15.5″ Slim Profile M-LOK Handguard
• BKF  18″ 4150 SPR Nitride Barrel, 5.56 Nato, Rifle Length Gas System w/ 1:7 Twist
• BKF Low Profile Gas Block and Rifle Length Nitride Gas Tube
• BKF A2 Flash hider
• Product comes assembled
• No BCG or Charging Handle

BKF M4 Assembled Upper Features:

• M4 Feedramps
• 7075-T6 aluminum
• .250 takedown pin holes
• Laser engraved T-marks
• Thermal Fit Upper W/ Oversized Lugs for tight fitment with most receivers
• Type 3 Hard Coat Anodizing
• Made in the USA
• Forward assist and dust cover installed

Parallax Tactical 15.5″ Slim M-LOK

• Super Slim Profile (1.360″) inside diameter
• Lightweight design (10oz)
• Free Floated
• QD Swivel mounting holes at the 3 and 9 oclock positions at front and rear
• Picatinny rails at the 3, 6 and 9 oclock positions
• M-LOK Compatible
• Made in the USA!!!

Additional Info

Caliber – 5.56

Barrel Length – 18″

Material – 4150 Chrome Moly Vanadium

Profile – SPR

Finish – Nitride

Gas System Length – Rifle

Gas Block Journal – .750″

Twist Rate – 1:7 inches

Muzzle – 1/2×28 Threaded

PRODUCT SKU: BKF-M4M0-18-556-15.5-FFSSR